The building is divisible to 40,000 feet and will feature a 32-foot clear height, 52x56 foot column spacing and 7-inch
unreinforced concrete floors.
The roof 4 is the world's largest
unreinforced concrete dome, with a 30ft circular hole to let in light.
Plain
unreinforced concrete shall not be considered unreinforced masonry for the purpose of this Chapter."
Both structures are being built utilizing the concrete tilt-up method of construction and will feature 32-foot clear ceiling heights and 7-inch
unreinforced concrete floor slabs to accommodate heavy loads.
Built in the second century, the Pantheon remains the largest
unreinforced concrete dome in the world.
Griffith, "Simulation of retrofitted
unreinforced concrete masonry unit walls under blast loading," International Journal of Protective Structures, vol.
An
unreinforced concrete member fails catastrophically at the maximum load.
The building stands on
unreinforced concrete at 150 S.
Once excavations were complete the tunnel was lined with a 250 mm thick
unreinforced concrete shell.
It is an unusual tunnel in that the designers called for
unreinforced concrete. High voltage transmission ducts cannot have a continuous steel connection around the electrical cables because of induction and hotspots.